前天晚上看电视,发现有些宝母用吸奶器吸牛奶。姐姐在这期间生了宝宝,每天工作喂奶,很麻烦,想买吸奶器给姐姐试试。但是,看开发者_StackOverflow社区到牛奶吸收器也是手动的还是电动的,不知道哪个方便,听说用牛
I have a problem in my code with turbo prolog which searches all paths and the shortest path in a graph between 2 nodes.